A decision sets off a chain of events on an all new episode of SWITCHED AT BIRTH, airing Monday, February 18 at 8:00PM ET/PT on ABC Family. A six part catch-up marathon airs first, starting at 2:00PM ET/PT. Get a sneak peek below!

In "Drive in the Knife," Daphne and Travis (guest star Ryan Lane) have a falling out that sets off a series of events that neither of them saw coming. Bay and Noah's (guest star Max Lloyd-Jones) relationship blossoms, but Emmett won't give up without a fight.

Meanwhile, Toby meets a new girl at his father's campaign headquarters. Zoey Deutch ("Beautiful Creatures," "Ringer") guest stars as Elisa, a volunteer with a secret agenda.

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